[INFO] cloning repository https://github.com/TageDan/RMC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TageDan/RMC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTageDan%2FRMC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTageDan%2FRMC'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c78b9b259f8eb67b2ead76d277bb315c4f94200f [INFO] checking TageDan/RMC against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTageDan%2FRMC" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TageDan/RMC [INFO] finished tweaking git repo https://github.com/TageDan/RMC [INFO] tweaked toml for git repo https://github.com/TageDan/RMC written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TageDan/RMC on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/TageDan/RMC already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e115e86235af6eb150b033459d61ed38e502d0caf0d3400eed70480db65c54cc [INFO] running `Command { std: "docker" "start" "-a" "e115e86235af6eb150b033459d61ed38e502d0caf0d3400eed70480db65c54cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e115e86235af6eb150b033459d61ed38e502d0caf0d3400eed70480db65c54cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e115e86235af6eb150b033459d61ed38e502d0caf0d3400eed70480db65c54cc", kill_on_drop: false }` [INFO] [stdout] e115e86235af6eb150b033459d61ed38e502d0caf0d3400eed70480db65c54cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04ecef9a6d78dda3dc69ad26667aad53e43de74f900605c0f2443be9dfb2019f [INFO] running `Command { std: "docker" "start" "-a" "04ecef9a6d78dda3dc69ad26667aad53e43de74f900605c0f2443be9dfb2019f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking dirs-sys v0.5.0 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking dirs v6.0.0 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking shli v0.4.1 [INFO] [stderr] Checking rand v0.9.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Checking alsa v0.9.1 [INFO] [stderr] Checking ron v0.10.1 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking cpal v0.15.3 [INFO] [stderr] Checking rmc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `default` [INFO] [stdout] --> src/track.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, default, path::PathBuf, sync::Arc}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/track.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | sound::{self, Sound}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `default` [INFO] [stdout] --> src/track.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, default, path::PathBuf, sync::Arc}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/track.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | sound::{self, Sound}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut val = track.amplitude(ctime); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut val = track.amplitude(ctime); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:58:6 [INFO] [stdout] | [INFO] [stdout] 58 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/views.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `track` [INFO] [stdout] --> src/views.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | track: Arc, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_track` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrangement_state` [INFO] [stdout] --> src/views.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | arrangement_state: &ArrangementInterfaceState, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arrangement_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:82:6 [INFO] [stdout] | [INFO] [stdout] 82 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/views.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:87:73 [INFO] [stdout] | [INFO] [stdout] 87 | fn render_sound(_track: Arc, sound_state: &SoundInterfaceState, (w, h): (usize, usize)) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:115:72 [INFO] [stdout] | [INFO] [stdout] 115 | fn render_notes(track: Arc, notes_state: &NotesInterfaceState, (w, h): (usize, usize)) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/views.rs:115:75 [INFO] [stdout] | [INFO] [stdout] 115 | fn render_notes(track: Arc, notes_state: &NotesInterfaceState, (w, h): (usize, usize)) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:58:6 [INFO] [stdout] | [INFO] [stdout] 58 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/views.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `track` [INFO] [stdout] --> src/views.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | track: Arc, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_track` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrangement_state` [INFO] [stdout] --> src/views.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | arrangement_state: &ArrangementInterfaceState, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arrangement_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:82:6 [INFO] [stdout] | [INFO] [stdout] 82 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/views.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | (w, h): (usize, usize), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:87:73 [INFO] [stdout] | [INFO] [stdout] 87 | fn render_sound(_track: Arc, sound_state: &SoundInterfaceState, (w, h): (usize, usize)) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/views.rs:115:72 [INFO] [stdout] | [INFO] [stdout] 115 | fn render_notes(track: Arc, notes_state: &NotesInterfaceState, (w, h): (usize, usize)) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/views.rs:115:75 [INFO] [stdout] | [INFO] [stdout] 115 | fn render_notes(track: Arc, notes_state: &NotesInterfaceState, (w, h): (usize, usize)) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Undo` is never used [INFO] [stdout] --> src/main.rs:600:6 [INFO] [stdout] | [INFO] [stdout] 600 | enum Undo { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | let path = PathBuf::from_str(&path).map_err(|_| "invalid path")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:226:17 [INFO] [stdout] | [INFO] [stdout] 226 | sender.send(stream::Command::SetTime(0.)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 226 | let _ = sender.send(stream::Command::SetTime(0.)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:227:17 [INFO] [stdout] | [INFO] [stdout] 227 | sender.send(stream::Command::Play); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 227 | let _ = sender.send(stream::Command::Play); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Undo` is never used [INFO] [stdout] --> src/main.rs:600:6 [INFO] [stdout] | [INFO] [stdout] 600 | enum Undo { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | let path = PathBuf::from_str(&path).map_err(|_| "invalid path")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:226:17 [INFO] [stdout] | [INFO] [stdout] 226 | sender.send(stream::Command::SetTime(0.)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 226 | let _ = sender.send(stream::Command::SetTime(0.)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:227:17 [INFO] [stdout] | [INFO] [stdout] 227 | sender.send(stream::Command::Play); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 227 | let _ = sender.send(stream::Command::Play); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rmc` (bin "rmc") due to 1 previous error; 15 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rmc` (bin "rmc" test) due to 1 previous error; 15 warnings emitted [INFO] running `Command { std: "docker" "inspect" "04ecef9a6d78dda3dc69ad26667aad53e43de74f900605c0f2443be9dfb2019f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04ecef9a6d78dda3dc69ad26667aad53e43de74f900605c0f2443be9dfb2019f", kill_on_drop: false }` [INFO] [stdout] 04ecef9a6d78dda3dc69ad26667aad53e43de74f900605c0f2443be9dfb2019f